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USPTO Patent Rankings Data through Sept 30, 2025
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Chunyan Qu — 2 Patents

Overall (All Time): #1,811,664 of 4,157,543Top 45%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11685811 Heat resistant polyimide film Changwei Liu, Wanbao Xiao, Dezhi Wang, Kai Xu, Bo Wang +8 more 2023-06-27
11028226 Heat resistant polyimide film and preparation method thereof Changwei Liu, Wanbao Xiao, Dezhi Wang, Kai Xu, Bo Wang +8 more 2021-06-08